James Webb Space Telescope finds water and methane in atmosphere of a 'warm Jupiter' The James Webb Space Telescope has detected methane and water vapor in the atmosphere of an exoplanet located around 163 light-years away. https://cdn.mos.cms.futurecdn.net/uLtmi9drfzzPLPFVPLt6vE.jpg https://www.space.com/james-webb-space-telescope-wasp-80-b-methane-water-vapor